Modern Java · interview question
Why should validation logic be implemented inside a value object's constructor?
Multiple choiceMediumchapter-7-curatedpremiummodern-javavalue-objects
Answer and explanation
Correct answer
A. To ensure object creation with valid state
Why
By implementing validation logic in the constructor, you ensure that a value object is always created in a valid state. This helps maintain invariants and prevents invalid data from propagating through the system.
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